286 lines
6.9 KiB
C++
286 lines
6.9 KiB
C++
//-----------------------------------------------------------------------------
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//
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// ValueRaw.cpp
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//
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// Represents a collection of 8-bit values
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//
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// Copyright (c) 2012 Greg Satz <satz@iranger.com>
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//
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// SOFTWARE NOTICE AND LICENSE
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//
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// This file is part of OpenZWave.
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//
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// OpenZWave is free software: you can redistribute it and/or modify
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// it under the terms of the GNU Lesser General Public License as published
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// by the Free Software Foundation, either version 3 of the License,
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// or (at your option) any later version.
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//
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// OpenZWave is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU Lesser General Public License for more details.
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//
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// You should have received a copy of the GNU Lesser General Public License
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// along with OpenZWave. If not, see <http://www.gnu.org/licenses/>.
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//
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//-----------------------------------------------------------------------------
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#include "../tinyxml.h"
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#include "ValueRaw.h"
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#include "../Msg.h"
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#include "../platform/Log.h"
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#include "../Manager.h"
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#include <ctime>
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using namespace OpenZWave;
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//-----------------------------------------------------------------------------
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// <ValueRaw::ValueRaw>
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// Constructor
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//-----------------------------------------------------------------------------
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ValueRaw::ValueRaw
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(
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uint32 const _homeId,
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uint8 const _nodeId,
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ValueID::ValueGenre const _genre,
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uint8 const _commandClassId,
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uint8 const _instance,
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uint8 const _index,
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string const& _label,
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string const& _units,
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bool const _readOnly,
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bool const _writeOnly,
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uint8 const* _value,
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uint8 const _length,
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uint8 const _pollIntensity
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):
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Value( _homeId, _nodeId, _genre, _commandClassId, _instance, _index, ValueID::ValueType_Raw, _label, _units, _readOnly, _writeOnly, false, _pollIntensity ),
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m_value( NULL ),
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m_valueLength( _length ),
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m_valueCheck ( NULL ),
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m_newValue ( NULL )
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{
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m_value = new uint8[_length];
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memcpy( m_value, _value, _length );
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m_min = 0;
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m_max = 0;
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::ValueRaw>
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// Constructor (from XML)
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//-----------------------------------------------------------------------------
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ValueRaw::ValueRaw
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(
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):
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m_value( NULL ),
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m_valueCheck ( NULL ),
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m_newValue ( NULL )
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{
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m_valueLength = 0;
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m_min = 0;
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m_max = 0;
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::~ValueRaw>
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// Destructor
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//-----------------------------------------------------------------------------
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ValueRaw::~ValueRaw
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(
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)
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{
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delete [] m_value;
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}
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string const ValueRaw::GetAsString
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(
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) const
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{
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string str = "";
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char bstr[10];
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for( uint32 i=0; i<m_valueLength; ++i )
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{
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if( i )
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{
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str += " ";
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}
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snprintf( bstr, sizeof(bstr), "0x%.2x", m_value[i] );
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str += bstr;
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}
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return str;
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}
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bool ValueRaw::SetFromString
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(
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string const& _value
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)
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{
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char const* p = _value.c_str();
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uint8 index = 0;
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uint8* value = new uint8[m_valueLength];
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while( 1 )
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{
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char *ep = NULL;
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uint32 val = (uint32)strtol( p, &ep, 16 );
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if( p == ep || val >= 256 )
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{
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break;
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}
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if( index < m_valueLength )
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{
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value[index] = (uint8)val;
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}
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index++;
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if( ep != NULL && *ep == '\0' )
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{
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break;
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}
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p = ep + 1;
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}
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bool bRet = false;
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if ( index <= m_valueLength )
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{
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bRet = Set( value, index );
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}
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delete [] value;
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return bRet;
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::ReadXML>
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// Apply settings from XML
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//-----------------------------------------------------------------------------
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void ValueRaw::ReadXML
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(
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uint32 const _homeId,
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uint8 const _nodeId,
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uint8 const _commandClassId,
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TiXmlElement const* _valueElement
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)
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{
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Value::ReadXML( _homeId, _nodeId, _commandClassId, _valueElement );
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int intVal;
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if( TIXML_SUCCESS == _valueElement->QueryIntAttribute( "length", &intVal ) )
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{
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m_valueLength = (uint8)intVal;
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}
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m_value = new uint8[m_valueLength];
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char const* str = _valueElement->Attribute( "value" );
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if( str )
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{
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uint8 index = 0;
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while( 1 )
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{
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char *ep = NULL;
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uint32 val = (uint32)strtol( str, &ep, 16 );
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if( str == ep || val >= 256 )
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{
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break;
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}
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if( index < m_valueLength )
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{
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m_value[index] = (uint8)val;
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}
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index++;
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if( ep != NULL && *ep == '\0' )
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{
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break;
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}
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str = ep + 1;
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}
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if( index > m_valueLength )
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{
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Log::Write( LogLevel_Info, "Data length mismatch for raw data. Got %d but expected %d.", index, m_valueLength );
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}
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}
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else
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{
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Log::Write( LogLevel_Info, "Missing default raw value from xml configuration: node %d, class 0x%02x, instance %d, index %d", _nodeId, _commandClassId, GetID().GetInstance(), GetID().GetIndex() );
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}
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::WriteXML>
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// Write ourselves to an XML document
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//-----------------------------------------------------------------------------
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void ValueRaw::WriteXML
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(
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TiXmlElement* _valueElement
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)
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{
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Value::WriteXML( _valueElement );
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_valueElement->SetAttribute( "value", GetAsString().c_str() );
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char str[8];
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snprintf( str, sizeof(str), "%d", GetLength() );
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_valueElement->SetAttribute( "length", str );
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::Set>
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// Set a new value in the device
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//-----------------------------------------------------------------------------
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bool ValueRaw::Set
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(
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uint8 const* _value,
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uint8 const _length
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)
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{
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// create a temporary copy of this value to be submitted to the Set() call and set its value to the function param
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ValueRaw* tempValue = new ValueRaw( *this );
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tempValue->m_value = new uint8[_length];
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memcpy( tempValue->m_value, _value, _length );
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tempValue->m_valueLength = _length;
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// Set the value in the device.
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bool ret = ((Value*)tempValue)->Set();
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// clean up the temporary value
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delete tempValue;
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return ret;
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}
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//-----------------------------------------------------------------------------
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// <ValueRaw::OnValueRefreshed>
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// A value in a device has been refreshed
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//-----------------------------------------------------------------------------
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void ValueRaw::OnValueRefreshed
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(
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uint8 const* _value,
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uint8 const _length
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)
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{
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switch( VerifyRefreshedValue( (void*)m_value, (void*)m_valueCheck, (void*)_value, 6, _length ) )
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{
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case 0: // value hasn't changed, nothing to do
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break;
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case 1: // value has changed (not confirmed yet), save _value in m_valueCheck
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if( m_valueCheck != NULL )
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{
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delete [] m_valueCheck;
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}
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m_valueCheck = new uint8[_length];
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memcpy( m_valueCheck, _value, _length );
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break;
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case 2: // value has changed (confirmed), save _value in m_value
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if( m_value != NULL )
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{
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delete [] m_value;
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}
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m_value = new uint8[_length];
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memcpy( m_value, _value, _length );
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break;
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case 3: // all three values are different, so wait for next refresh to try again
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break;
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}
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}
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